c noun
plural c's or cs or C's or Cs
plural c's or cs or C's or Cs
Learner's definition of C
1
: the third letter of the English alphabet英语字母表的第3个字母 [count]
[noncount]
2
[count] : the Roman numeral that means 100（罗马数字）一百 3
: a musical note or key referred to by the letter C : the first tone of a C-major scale*C音（C大调音阶的第1音或音符）；C调 [count]
[noncount]
4
[count] : a grade that is given to a student for doing average work（学业成绩）第三等，中等 5
—
used to refer to the third of three or more people, places, or things that are being considered（正在考虑的人、地点或事物中的）第三个；丙